Beryllium
Magnesium
Calcium
Radium
Family
100
Who discovered the element beryllium?
Who are Nicolas-Louis Vauquelin and Friedrich Wöhler
100
What is one common use of magnesium
What is...
1. It is used in laptops
2.Magnesium ignites easily and burns brightly
3. It is used in Fireworks
4. Magnesium can be added to molten steel or iron to remove sulfur
100
What is one interesting fact for the element calcium
What is...
1. The average adult has around 1 kg or 2 lb of calcium in their body; that's more than any other metallic element.
2.Egypt’s pyramids were made using limestone, which contains calcium
3. Calcium makes up 8% of the Moon’s crust
4.Calcium can be found in “limestone, chalk, marble, dolomite, eggshells, pearls, coral, stalactites, stalagmites, and the shells of many marine animals.”
100
What are two interesting facts about the element radium
What are...
1. Radium was once used as a luminous paint in watches but this was stopped after many workers died from radium exposure.
2.It takes about 7 tons of uranium ore for a single gram of radium to be found.
3.Radium turns from a silvery white to black when exposed to air.
4.Radium is present in every environment, just in small amounts.
100
Are the Alkaline Earth Metals Highly reactive, Reactive, Slightly reactive, or Not reactive.
What is Reactive
200
What is the origin of beryllium’s name?
What is derived the Greek word beryl
200
Identify two chemical properties of magnesium
What are...
1. joins together with most non-metals and almost every acid.
2. magnesium promotes organic reactions of condensation, reduction, addition and dehalogenation
3.a great number of metals can be produced by thermic reduction of its salts and oxidized forms with magnesium.
4.Takes place of hydrogen in boiling water
200
What is the atomic mass of the element calcium
What is 40.078 u
200
What are three common uses for the element radium
What are...
1. Radium is most commonly used in cancer treatment as radiotherapy.
2. Radium used to be used as a self-luminescent paint for clocks, watches, nuclear panels, aircraft switches, and instrumental dials.
3.Radium could be found also in ceramic glazes and glass
4.Radium used to be used as a self-luminescent paint for clocks, watches, nuclear panels, aircraft switches, and instrumental dials.
200
What is the natural state of Matter of the Alkaline Earth Metals
Solid
300
How many neutrons are there in the element beryllium?
What are 5 neutrons
300
What is the boiling point of magnesium
What is 1090 ℃
300
What are three common uses for the element calcium
What are...
1.Calcium can be used as an alloying agent for aluminium, beryllium, copper, lead and magnesium alloys.
2. Calcium is also used to make other metals, such as uranium and thorium.
3.In steel making, it is used to remove impurities from molten iron ore.
4.When it comes from limestone, it is a large part in the making of Portland cement.
300
What is the atomic number of radium
What is 88
300
What are the physical properties of the alkaline earth metal family
What is shiny, and silver
400
What is the density of the element beryllium?
What is 1.8g/cm^3
400
Identify the Bohr Model for the element magnesium
What is the second model.
400
When was the element calcium discovered and who found it
What is 1808 and Sir Humphrey Davy
400
Who discovered radium
Who are Marie Curie and Pierre Curie
400
Match the Bohr model with the element
What is Strontium